How to inject:
1. Copy all files into the 'bin' folder localized in your CS:GO folder.
1.1 Put -insecure in your launch options.
2. Then open the game.
3. Press the second key of your Numpad and select the file "demoprst.ini".
4. Bind the command "r_vgui" for at least one key (just put - bind "toggle r_vgui" - in your console).
5. Enable sv_cheats.
6. Disable any antialiasing.
7. Press the created binded key.